function chageRoomCondition(){
    var iframe = document.getElementById("frame_content");
    iframe.src="roomCondition.jsp";
}
function register(){
    var iframe = document.getElementById("frame_content");
    iframe.src="checkIn.jsp";
}
function selectInformation(){
    var iframe = document.getElementById("frame_content");
    iframe.src="selectInformation.jsp";

}
function checkOut(){
    var iframe = document.getElementById("frame_content");
    iframe.src="checkOut.jsp";
}

